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12894093 = 333712907
BaseRepresentation
bin110001001011…
…111110001101
3220021002101000
4301023332031
511300102333
61140210513
7214412052
oct61137615
926232330
1012894093
117307583
124399a39
132895c54
1419d9029
1511ea713
hexc4bf8d

12894093 has 16 divisors (see below), whose sum is σ = 19620160. Its totient is φ = 8363088.

The previous prime is 12894071. The next prime is 12894107. The reversal of 12894093 is 39049821.

It is not a de Polignac number, because 12894093 - 25 = 12894061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12894043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5455 + ... + 7452.

It is an arithmetic number, because the mean of its divisors is an integer number (1226260).

Almost surely, 212894093 is an apocalyptic number.

It is an amenable number.

12894093 is a deficient number, since it is larger than the sum of its proper divisors (6726067).

12894093 is a wasteful number, since it uses less digits than its factorization.

12894093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12953 (or 12947 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The square root of 12894093 is about 3590.8345826562. The cubic root of 12894093 is about 234.4932069324.

The spelling of 12894093 in words is "twelve million, eight hundred ninety-four thousand, ninety-three".

Divisors: 1 3 9 27 37 111 333 999 12907 38721 116163 348489 477559 1432677 4298031 12894093